This standard specifies the terms and definitions,test conditions,equipments and apparatuses of test system,test contents and procedures,calibration of the test system and test report,provides basis for vertical roller mill selection.
This standard is applicable to vertical mill grinding system for grinding cement raw meal,cement clinker and granulated slag.
定价: 312元 / 折扣价: 266 元 加购物车
This document specifies the type, specification and series of geological coring drilling tools, the property of drilling tubulars and their interchangeable dimension. The drilling tool included in this document:
—wireline coring drill pipes, common drill pipes and their connection specification;
—coring tools;
—casing and casing accessory.
This document is applicable to the geological core drilling with borehole depth of less than 3 000 m. The standard includes diamond drilling with conventional coring drilling technology and wireline coring drilling technology. It also includes diamond coring drill bit, PDC coring drill bit and tungstencarbide coring drill bit. This document can be a reference to and also can be adopted by the geological foundation drilling and small diameter engineering drilling industry.
定价: 1356元 / 折扣价: 1153 元 加购物车